Power supply combined with dust filter



FIG. 1 is a front view of a power supply combined with dust filter showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a first rear view thereof;

FIG. 5 is a second rear view thereof;

FIG. 6 is a perspective view thereof;

FIG. 7 is a front view thereof, shown without the dust filter; and,

FIG. 8 is a perspective view of FIG. 7.

The broken line portion of the figure drawings is included to show portions of the article that forms no part of the claimed design. 

CLAIM The ornamental design for a power supply combined with dust filter, as shown and described. 